../ dmsp_15_ephemeris_20160216.txt 22-Jun-2023 16:22 108021 dmsp_16_ephemeris_20160216.txt 22-Jun-2023 16:22 108071 dmsp_17_ephemeris_20160216.txt 22-Jun-2023 16:22 108251 dmsp_18_ephemeris_20160216.txt 22-Jun-2023 16:22 108066 dmsp_19_ephemeris_20160216.txt 22-Jun-2023 16:22 108129